@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix mcr: <https://registry.apicrafter.io/vocab#> .
@prefix dt: <https://registry.apicrafter.io/datatype/> .
@prefix cat: <https://registry.apicrafter.io/category/> .
@prefix country: <https://registry.apicrafter.io/country/> .
@prefix tool: <https://registry.apicrafter.io/tool/> .

dt:oa_status a skos:Concept ;
    skos:inScheme <https://registry.apicrafter.io/> ;
    skos:notation "oa_status" ;
    skos:prefLabel "Open access status"@en ;
    skos:definition "Open access status of a scholarly work in the vocabulary of Unpaywall and OpenAlex: gold (published open in an open access journal), diamond (gold without author fees), green (a free copy in a repository), hybrid (open under a license in a subscription journal), bronze (free to read on the publisher site without a license) or closed."@en ;
    skos:broader dt:category ;
    skos:example "gold" ;
    skos:example "green" ;
    skos:example "hybrid" ;
    skos:example "bronze" ;
    skos:example "closed" ;
    skos:example "diamond" ;
    mcr:status "draft" ;
    mcr:isPII false ;
    mcr:classification "categorical" ;
    mcr:regexp "^(?:gold|diamond|green|hybrid|bronze|closed)$" ;
    rdfs:seeAlso <https://docs.openalex.org/api-entities/works/work-object> ;
    rdfs:seeAlso <https://unpaywall.org/data-format> .